Re: [PATCH 1/2] gpio_keys: add gpio_to_irq return code check

["Dmitry Torokhov" <dmitry.torokhov@gmail.com>]

Hi Anti,

On 9/18/07, Anti Sullin <anti.sullin@artecdesign.ee> wrote:
> As David Brownell pointed out when reviewing my suspend patch to
> gpio_keys, the original gpio_keys driver does not check gpio_to_irq
> return code.
>
...
> -               set_irq_type(irq, IRQ_TYPE_EDGE_BOTH);
> -               error = request_irq(irq, gpio_keys_isr, IRQF_SAMPLE_RANDOM,
> -                                    button->desc ? button->desc : "gpio_keys",
> -                                    pdev);
> +               if (irq < 0)

What would be the value of error variable (that we use as a return value) here?

> +                       goto fail;
> +

-- 
Dmitry
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